The output is currently split across two lines making it more
difficult to parse unless the newlines are removed between pins
or it's read in by a parser like Libreoffice Calc or Google docs.
To make it easier to follow to the naked eye in a terminal window:
* drop the newline in the middle of pin definitions
* shorten all output using unicode characters
* align all pipe delimitters
* output the same phrase even for disabled functions
(but with a ∅ character)
Signed-off-by: Mario Limonciello <mario.limonciello@amd.com>
Link: https://lore.kernel.org/r/20220722220810.28894-2-mario.limonciello@amd.com
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
The second operand of a '&&' operator has no impact on expression
result for cases 400 and 512 in SiS_GetModeID().
Judging by the logic and the names of the variables, in both cases a
typo was made.
Found by Linux Verification Center (linuxtesting.org) with SVACE.
Signed-off-by: Rustam Subkhankulov <subkhankulov@ispras.ru>
Fixes: 1da177e4c3 ("Linux-2.6.12-rc2")
Signed-off-by: Helge Deller <deller@gmx.de>
This has several advantages:
- No need for manual undo of the two functions in the error path and
the remove function.
- Drops error handling in .remove()
Note that returning early in .remove() yields resource leaks that
often result in access of freed memory or unmapped registers later.
- Fixes a resource leak
request_mem_region allocates memory for the returned pointer that was
never freed.
Signed-off-by: Uwe Kleine-König <u.kleine-koenig@pengutronix.de>
Signed-off-by: Helge Deller <deller@gmx.de>
No source file but the driver itself includes the header containing the
platform data definition. The last user is gone since commit
8485adf17a ("ARM: imx: Remove imx device directory").
Move the remaining symbols directly into the driver and remove the then
unused header file.
Signed-off-by: Uwe Kleine-König <u.kleine-koenig@pengutronix.de>
Signed-off-by: Helge Deller <deller@gmx.de>
The only file that includes <linux/platform_data/video-imxfb.h> is the
imxfb driver. Drop all symbols that are unused there.
Signed-off-by: Uwe Kleine-König <u.kleine-koenig@pengutronix.de>
Signed-off-by: Helge Deller <deller@gmx.de>
No source file but the driver itself includes the header containing the
platform data definition. The last user is gone since commit
8485adf17a ("ARM: imx: Remove imx device directory").
So we can safely drop platform data support.
Signed-off-by: Uwe Kleine-König <u.kleine-koenig@pengutronix.de>
Signed-off-by: Helge Deller <deller@gmx.de>
In clcdfb_of_init_display(), we should call of_node_put() for the
references returned by of_graph_get_next_endpoint() and
of_graph_get_remote_port_parent() which have increased the refcount.
Besides, we should call of_node_put() both in fail path or when
the references are not used anymore.
Fixes: d10715be03 ("video: ARM CLCD: Add DT support")
Signed-off-by: Liang He <windhl@126.com>
Signed-off-by: Helge Deller <deller@gmx.de>
Christian Marangi says:
====================
Add MTU change with stmmac interface running
This series is to permit MTU change while the interface is running.
Major rework are needed to permit to allocate a new dma conf based on
the new MTU before applying it. This is to make sure there is enough
space to allocate all the DMA queue before releasing the stmmac driver.
This was tested with a simple way to stress the network while the
interface is running.
2 ssh connection to the device:
- One generating simple traffic with while true; do free; done
- The other making the mtu change with a delay of 1 second
The connection is correctly stopped and recovered after the MTU is changed.
The first 2 patch of this series are minor fixup that fix problems
presented while testing this. One fix a problem when we renable a queue
while we are generating a new dma conf. The other is a corner case that
was notice while stressing the driver and turning down the interface while
there was some traffic.
(this is a follow-up of a simpler patch that wanted to add the same
feature. It was suggested to first try to check if it was possible to
apply the new configuration. Posting as RFC as it does major rework for
the new concept of DMA conf)
====================
Link: https://lore.kernel.org/r/20220723142933.16030-1-ansuelsmth@gmail.com
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
There are sleep in atomic context bugs in timer handlers of sctp
such as sctp_generate_t3_rtx_event(), sctp_generate_probe_event(),
sctp_generate_t1_init_event(), sctp_generate_timeout_event(),
sctp_generate_t3_rtx_event() and so on.
The root cause is sctp_sched_prio_init_sid() with GFP_KERNEL parameter
that may sleep could be called by different timer handlers which is in
interrupt context.
One of the call paths that could trigger bug is shown below:
(interrupt context)
sctp_generate_probe_event
sctp_do_sm
sctp_side_effects
sctp_cmd_interpreter
sctp_outq_teardown
sctp_outq_init
sctp_sched_set_sched
n->init_sid(..,GFP_KERNEL)
sctp_sched_prio_init_sid //may sleep
This patch changes gfp_t parameter of init_sid in sctp_sched_set_sched()
from GFP_KERNEL to GFP_ATOMIC in order to prevent sleep in atomic
context bugs.
Fixes: 5bbbbe32a4 ("sctp: introduce stream scheduler foundations")
Signed-off-by: Duoming Zhou <duoming@zju.edu.cn>
Acked-by: Marcelo Ricardo Leitner <marcelo.leitner@gmail.com>
Link: https://lore.kernel.org/r/20220723015809.11553-1-duoming@zju.edu.cn
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
Remove the limitation where the interface needs to be down to change
MTU by releasing and opening the stmmac driver to set the new MTU.
Also call the set_filter function to correctly init the port.
This permits to remove the EBUSY error while the ethernet port is
running permitting a correct MTU change if for example a DSA request
a MTU change for a switch CPU port.
Signed-off-by: Christian Marangi <ansuelsmth@gmail.com>
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
Rework the driver to generate the stmmac dma_conf before stmmac_open.
This permits a function to first check if it's possible to allocate a
new dma_config and then pass it directly to __stmmac_open and "open" the
interface with the new configuration.
Signed-off-by: Christian Marangi <ansuelsmth@gmail.com>
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
Move dma buf conf to dedicated struct. This in preparation for code
rework that will permit to allocate separate dma_conf without affecting
the priv struct.
Signed-off-by: Christian Marangi <ansuelsmth@gmail.com>
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
Disable all queues and disconnect before tx_disable in stmmac_release to
prevent a corner case where packet may be still queued at the same time
tx_disable is called resulting in kernel panic if some packet still has
to be processed.
Signed-off-by: Christian Marangi <ansuelsmth@gmail.com>
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
Move queue reset to dedicated functions. This aside from a simple
cleanup is also required to allocate a dma conf without resetting the tx
queue while the device is temporarily detached as now the reset is not
part of the dma init function and can be done later in the code flow.
Signed-off-by: Christian Marangi <ansuelsmth@gmail.com>
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
Due to an invalid conflict resolution on my side while working on 2
different series (LAG FDBs and FDB isolation), dsa_switch_do_lag_fdb_add()
does not store the database associated with a dsa_mac_addr structure.
So after adding an FDB entry associated with a LAG, dsa_mac_addr_find()
fails to find it while deleting it, because &a->db is zeroized memory
for all stored FDB entries of lag->fdbs, and dsa_switch_do_lag_fdb_del()
returns -ENOENT rather than deleting the entry.
Fixes: c26933639b ("net: dsa: request drivers to perform FDB isolation")
Signed-off-by: Vladimir Oltean <vladimir.oltean@nxp.com>
Link: https://lore.kernel.org/r/20220723012411.1125066-1-vladimir.oltean@nxp.com
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
Kalle Valo says:
====================
wireless-next patches for v5.20
Third set of patches for v5.20. MLO work continues and we have a lot
of stack changes due to that, including driver API changes. Not much
driver patches except on mt76.
Major changes:
cfg80211/mac80211
- more prepartion for Wi-Fi 7 Multi-Link Operation (MLO) support,
works with one link now
- align with IEEE Draft P802.11be_D2.0
- hardware timestamps for receive and transmit
mt76
- preparation for new chipset support
- ACPI SAR support
* tag 'wireless-next-2022-07-25' of git://git.kernel.org/pub/scm/linux/kernel/git/wireless/wireless-next: (254 commits)
wifi: mac80211: fix link data leak
wifi: mac80211: mlme: fix disassoc with MLO
wifi: mac80211: add macros to loop over active links
wifi: mac80211: remove erroneous sband/link validation
wifi: mac80211: mlme: transmit assoc frame with address translation
wifi: mac80211: verify link addresses are different
wifi: mac80211: rx: track link in RX data
wifi: mac80211: optionally implement MLO multicast TX
wifi: mac80211: expand ieee80211_mgmt_tx() for MLO
wifi: nl80211: add MLO link ID to the NL80211_CMD_FRAME TX API
wifi: mac80211: report link ID to cfg80211 on mgmt RX
wifi: cfg80211: report link ID in NL80211_CMD_FRAME
wifi: mac80211: add hardware timestamps for RX and TX
wifi: cfg80211: add hardware timestamps to frame RX info
wifi: cfg80211/nl80211: move rx management data into a struct
wifi: cfg80211: add a function for reporting TX status with hardware timestamps
wifi: nl80211: add RX and TX timestamp attributes
wifi: ieee80211: add helper functions for detecting TM/FTM frames
wifi: mac80211_hwsim: handle links for wmediumd/virtio
wifi: mac80211: sta_info: fix link_sta insertion
...
====================
Link: https://lore.kernel.org/r/20220725174547.EA465C341C6@smtp.kernel.org
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
Commit d11219ad53 ("amdgpu: disable powerpc support for the newer
display engine") disabled the DCN driver for all of powerpc due to
unresolved build failures with some compilers.
Further digging shows that the build failures only occur with compilers
that default to 64-bit long double.
Both the ppc64 and ppc64le ABIs define long double to be 128-bits, but
there are compilers in the wild that default to 64-bits. The compilers
provided by the major distros (Fedora, Ubuntu) default to 128-bits and
are not affected by the build failure.
There is a compiler flag to force 128-bit long double, which may be the
correct long term fix, but as an interim fix only allow building the DCN
driver if long double is 128-bits by default.
The bisection in commit d11219ad53 must have gone off the rails at
some point, the build failure occurs all the way back to the original
commit that enabled DCN support on powerpc, at least with some
toolchains.
Depends-on: d11219ad53 ("amdgpu: disable powerpc support for the newer display engine")
Fixes: 16a9dea110 ("amdgpu: Enable initial DCN support on POWER")
Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
Acked-by: Alex Deucher <alexander.deucher@amd.com>
Reviewed-by: Dan Horák <dan@danny.cz>
Link: https://gitlab.freedesktop.org/drm/amd/-/issues/2100
Link: https://lore.kernel.org/r/20220725123918.1903255-1-mpe@ellerman.id.au
When we use the allmodconfig option we see the following error:
drivers/gpu/drm/amd/amdgpu/../display/dc/dml/dcn32/display_mode_vba_32.c: In function 'dml32_ModeSupportAndSystemConfigurationFull':
drivers/gpu/drm/amd/amdgpu/../display/dc/dml/dcn32/display_mode_vba_32.c:3799:1: error: the frame size of 2464 bytes is larger than 2048 bytes [-Werror=frame-larger-than=]
3799 | } // ModeSupportAndSystemConfigurationFull
This commit fixes this issue by moving part of the mode support
operation from ModeSupportAndSystemConfigurationFull to a dedicated
function.
Cc: Harry Wentland <harry.wentland@amd.com>
Cc: Alex Deucher <alexander.deucher@amd.com>
Cc: Aurabindo Pillai <aurabindo.pillai@amd.com>
Cc: Stephen Rothwell <sfr@canb.auug.org.au>
Tested-by: Stephen Rothwell <sfr@canb.auug.org.au>
Acked-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Rodrigo Siqueira <Rodrigo.Siqueira@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
This version brings along following fixes:
- Copy crc_skip_count when duplicating CRTC state
- Add debug option for idle optimizations on cursor updates
- Disable MPC split for DCN32/321
- Add missing ODM 2:1 policy logic
- Update DCN32 and DCN321 SR latencies
- Add reinstate dram in the FPO logic
- Add dc_ctx to link_enc_create() parameters
- Cache cursor when cursor exceeds 64x64
- Add support for manual DMUB FAMS trigger
- Fix dpstreamclk programming
- Add missing AUDIO_DTO_SEL reg field
- Add OTG/ODM functions
- Use correct clock source constructor for DCN314
- Use correct DTO_SRC_SEL for 128b/132b encoding
- Add pixel rate div calcs and programming
- Remove FPU flags from DCN30 Makefile
- Create patch bounding box function for isolate FPU
- Move mclk calculation function to DML
- Remove FPU operations from dcn201 resources
- Fallback to SW cursor if SubVP + cursor too big
- Drop unnecessary FPU flags on dcn302 files
- Reboot while unplug hdcp enabled dp from mst hub
- Reset pipe count when iterating for DET override
- Calculate MALL cache lines based on Mblks required
- Fix two MPO videos in single display ODM combine mode
- Guard against zero memory channels
- Updates SubVP + SubVP DRR cases updates
- Fix OPTC function pointers for DCN314
- Add enable/disable FIFO callbacks to stream setup
- Avoid MPC infinite loop
Acked-by: Alex Hung <alex.hung@amd.com>
Signed-off-by: Anthony Koo <anthony.koo@amd.com>
Tested-by: Daniel Wheeler <daniel.wheeler@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
[Why]
crc_skip_count is used to track how many frames to skip to allow the OTG
CRC engine to "warm up" before it outputs correct CRC values.
Experimentally, this seems to be 2 frames.
When duplicating CRTC states, this value was not copied to the
duplicated state. Therefore, when this state is committed, we will
needlessly wait 2 frames before outputing CRC values. Even if the CRC
engine is already warmed up.
[How]
Copy the crc_skip_count as part of dm_crtc_duplicate_state.
Acked-by: Alex Hung <alex.hung@amd.com>
Signed-off-by: Leo Li <sunpeng.li@amd.com>
Tested-by: Daniel Wheeler <daniel.wheeler@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
